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January Weather in Saint-Hyacinthe, Canada

Last updated: June 18, 2025

In Saint-Hyacinthe, Canada, the average temperature in January hovers around -9°C (17°F). Extreme conditions can bring temperatures as low as -33°C (-28°F), while the mercury can rise to a max of 11°C (52°F). Expect 86 mm (3.4 in) of precipitation over 11 days, with an average humidity of a chilly 93%.

January Temperature in Saint-Hyacinthe

In January in Saint-Hyacinthe, the average temperature is -9°C (17°F). Maximums can reach 11°C (52°F), while minimums can be as low as -33°C (-28°F). Travelers should be prepared for a wide range of temperatures and dress accordingly for both the chilly days and the potential milder spells.

January Weather in Saint-Hyacinthe: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Saint-Hyacinthe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Hyacinthe, January typically has an average temperature of -9°C (17°F), with highs reaching up to 11°C (52°F) and lows dropping to around -33°C (-28°F).
JanFebMarAprMayJunJulAugSepOctNovDec161928425766716961493423
Data source: Temperature data for Saint-Hyacinthe generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Saint-Hyacinthe

In Saint-Hyacinthe in January, the precipitation amount is 86 mm (3.4 in), spread over 11 days.

January Precipitation Trends in Saint-Hyacinthe

The chart displays monthly precipitation patterns in Saint-Hyacinthe, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Saint-Hyacinthe, January typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec86828511998107981136413411889
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Saint-Hyacinthe

In Saint-Hyacinthe in January humidity is 93%. With an average temperature of -9°C (17°F), this humidity feels like an uncomfortable chill that penetrates your clothing, making outdoor activities quite unpleasant and emphasizing the need for proper winter gear to stay warm.

January Average Humidity in Saint-Hyacinthe

This chart illustrates the average monthly humidity levels in Saint-Hyacinthe, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Saint-Hyacinthe is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Saint-Hyacinthe

In Saint-Hyacinthe in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Saint-Hyacinthe, you can visit Hourly UV Index in Saint-Hyacinthe.

Maximum UV Index Levels in Saint-Hyacinthe for January

The chart shows the monthly maximum UV Index (UVI) for Saint-Hyacinthe in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Saint-Hyacinthe typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899887532
Data source: Saint-Hyacinthe January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How January Weather in Saint-Hyacinthe Compares to Other Months

Weather in Saint-Hyacinthe varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Saint-Hyacinthe, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Saint-Hyacinthe, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)86 mm (3.4 inches)93%low
February Weather-7°C (19°F)82 mm (3.2 inches)92%moderate
March Weather-2°C (28°F)85 mm (3.3 inches)86%moderate
April Weather6°C (43°F)119 mm (4.7 inches)85%very high
May Weather14°C (57°F)98 mm (3.8 inches)80%very high
June Weather19°C (66°F)107 mm (4.2 inches)74%very high
July Weather22°C (71°F)98 mm (3.9 inches)76%very high
August Weather21°C (69°F)113 mm (4.5 inches)75%very high
September Weather16°C (61°F)64 mm (2.5 inches)78%high
October Weather10°C (49°F)133 mm (5.3 inches)86%moderate
November Weather1°C (34°F)118 mm (4.6 inches)88%moderate
December Weather-5°C (23°F)89 mm (3.5 inches)89%low

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